vulkan_encode_h264: fix rate control VBV values

The values must be in milliseconds, not bytes.

Lynne committed 2 years ago

Commit 934be0f1 parent fd1ea751 file · +3 −3Browse files

Showing the changes to libavcodec (1 of 1 file). Show all

Unified · Split

libavcodec/vulkan_encode_h264.c+3−3

@@ -130,12 +130,12 @@ static int init_pic_rc(AVCodecContext avctx, FFHWBaseEncodePicture pic, · 129 unmodified lines
130	130	.consecutiveBFrameCount = FFMAX(ctx->base.b_per_p - 1, 0),
131	131	.temporalLayerCount = 0,
132	132	};
133		−
134	133	rc_info->pNext = &hp->vkrc_info;
135		− rc_info->virtualBufferSizeInMs = enc->unit_opts.hrd_buffer_size;
136		− rc_info->initialVirtualBufferSizeInMs = enc->unit_opts.initial_buffer_fullness;
137	134
138	135	if (rc_info->rateControlMode > VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR) {
	136	+ rc_info->virtualBufferSizeInMs = (enc->unit_opts.hrd_buffer_size * 1000LL) / avctx->bit_rate;
	137	+ rc_info->initialVirtualBufferSizeInMs = (enc->unit_opts.initial_buffer_fullness * 1000LL) / avctx->bit_rate;
	138	+
139	139	hp->vkrc_layer_info = (VkVideoEncodeH264RateControlLayerInfoKHR) {
140	140	.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H264_RATE_CONTROL_LAYER_INFO_KHR,
141	141